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- S950 vs S999
Stonex S950 vs Stonex S999
What S950 does better (2) and where S999 wins (3) — every spec side by side.
Dimensions
Size comparison
S950S999
| S950 | S999 | Difference | |
|---|---|---|---|
| Height | 59 mm | 74 mm | −15 mm |
| Width | 142 mm | 139 mm | +3 mm |
| Depth | 142 mm | 139 mm | +3 mm |
| Weight | 810 g | 1,065 g | −255 g |
Drawn to the same scale from the official dimensions (front and side).
Why is S950 better than S999?
- Weight810 g vs 1,065 g+31%
- Internal storage62 GB vs 31 GB2×
Why is S999 better than S950?
- Battery life4 h vs 10 h2.5×
- Water protection (IPx)IPx7 vs IPx8+14%
- Battery capacity7,000 mAh vs 13,600 mAh+94%
Specifications
Side by side
| Satellite positioning | ||
| Satellite systems | GPS, GLONASS, Galileo, BeiDou, QZSS, NavIC (IRNSS) | GPS, GLONASS, Galileo, BeiDou, QZSS, NavIC (IRNSS) |
| Satellite systems supported | 6 | 6 |
| Tracking channels | 1,408 | 1,408 |
| SBAS (WAAS / EGNOS) | Yes | Yes |
| RTK positioning | Yes | — |
| RTK accuracy (horizontal) | 8 mm | — |
| RTK accuracy (vertical) | 15 mm | — |
| Tilt compensation (IMU) | Yes | Yes |
| Max. tilt angle | 60° | 60° |
| Correction sources | NTRIP (internet), Cellular modem, L-band / PPP, SBAS | NTRIP (internet), Cellular modem, L-band / PPP, SBAS |
| Built-in UHF radio | No | No |
| L-band / PPP corrections | Yes | Yes |
| Maps & navigation | ||
| Internal storage | 62 GB | 31 GB |
| Connectivity & safety | ||
| Bluetooth | Yes | Yes |
| Cellular modem (4G / LTE) | Yes | Yes |
| USB-C | Yes | Yes |
| Camera | Yes | Yes |
| Battery & power | ||
| Battery life | 4 h | 10 h |
| Battery capacity | 7,000 mAh | 13,600 mAh |
| Build & durability | ||
| Protection rating | IP67 | IP68 |
| Water protection (IPx) | IPx7 | IPx8 |
| Operating temperature (min) | -40 °C | -40 °C |
| Operating temperature (max) | 65 °C | 65 °C |
| Weight | 810 g | 1,065 g |
| Width | 142 mm | 139 mm |
| Height | 59 mm | 74 mm |
| Depth | 142 mm | 139 mm |
